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/*
* Copyright (c) 2013, 2016, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 4263768 4785453
* @summary Verify that the compiler does not crash when java.lang is not available
* @library /tools/lib
* @modules jdk.compiler/com.sun.tools.javac.api
* jdk.compiler/com.sun.tools.javac.main
* @build toolbox.ToolBox toolbox.JavacTask
* @run main NoJavaLangTest
*/
import java.nio.file.*;
import toolbox.JavacTask;
import toolbox.Task;
import toolbox.ToolBox;
public class NoJavaLangTest {
private static final String noJavaLangSrc =
"public class NoJavaLang {\n" +
" private String s;\n" +
"\n" +
" public String s() {\n" +
" return s;\n" +
" }\n" +
"}";
private static final String compilerErrorMessage =
"Fatal Error: Unable to find package java.lang in classpath or bootclasspath";
public static void main(String[] args) throws Exception {
new NoJavaLangTest().run();
}
final ToolBox tb = new ToolBox();
void run() throws Exception {
testStandard();
testBootClassPath();
testModulePath();
}
// sanity check, with java.lang available
void testStandard() {
new JavacTask(tb)
.sources(noJavaLangSrc)
.run();
}
// test with bootclasspath, for as long as its around
void testBootClassPath() {
String[] bcpOpts = { "-Xlint:-options", "-source", "8", "-bootclasspath", ".", "-classpath", "." };
test(bcpOpts, compilerErrorMessage);
}
// test with module path
void testModulePath() throws Exception {
// need to ensure there is an empty java.base to avoid different error message
Files.createDirectories(Paths.get("modules/java.base"));
new JavacTask(tb)
.sources("module java.base { }",
"package java.lang; public class Object {}")
.outdir("modules/java.base")
.run();
Files.delete(Paths.get("modules", "java.base", "java", "lang", "Object.class"));
// ideally we'd have a better message for this case
String[] mpOpts = { "--system", "none", "--module-path", "modules" };
test(mpOpts, compilerErrorMessage);
}
private void test(String[] options, String expect) {
System.err.println("Testing " + java.util.Arrays.toString(options));
String out = new JavacTask(tb)
.options(options)
.sources(noJavaLangSrc)
.run(Task.Expect.FAIL, 3)
.writeAll()
.getOutput(Task.OutputKind.DIRECT);
if (!out.trim().equals(expect)) {
throw new AssertionError("javac generated error output is not correct");
}
System.err.println("OK");
}
}
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